uk.ac.ox.it.ords.api.project.services.impl.SendMailTLS.java Source code

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Here is the source code for uk.ac.ox.it.ords.api.project.services.impl.SendMailTLS.java

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/*
 * Copyright 2015 University of Oxford
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package uk.ac.ox.it.ords.api.project.services.impl;

import java.util.Properties;

import org.apache.commons.configuration.ConfigurationConverter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;

import uk.ac.ox.it.ords.security.configuration.MetaConfiguration;

/**
 *
 * @author dave
 */
public class SendMailTLS {

    private Logger log = LoggerFactory.getLogger(SendMailTLS.class);
    protected Properties props;
    protected String email;

    public SendMailTLS() {
        props = ConfigurationConverter.getProperties(MetaConfiguration.getConfiguration());
    }

    public SendMailTLS(Properties properties) {
        props = properties;
    }

    protected void sendMail(String subject, String messageText) throws Exception {

        //
        // Validate Mail server settings
        //
        if (!props.containsKey("mail.smtp.username") || !props.containsKey("mail.smtp.password")
                || !props.containsKey("mail.smtp.host")) {
            log.error("Unable to send emails as email server configuration is missing");
            throw new Exception("Unable to send emails as email server configuration is missing");
        }

        Session session = Session.getInstance(props, new javax.mail.Authenticator() {
            @Override
            protected PasswordAuthentication getPasswordAuthentication() {
                return new PasswordAuthentication(props.get("mail.smtp.username").toString(),
                        props.get("mail.smtp.password").toString());
            }
        });

        try {
            Message message = new MimeMessage(session);
            message.setRecipients(Message.RecipientType.TO, InternetAddress.parse(email));
            message.setSubject(subject);
            message.setText(messageText);

            Transport.send(message);

            if (log.isDebugEnabled()) {
                log.debug(String.format("Sent email to %s", email));
                log.debug("with content: " + messageText);
            }
        } catch (MessagingException e) {
            log.error("Unable to send email to " + email, e);
            throw new Exception("Unable to send email to " + email, e);
        }
    }

}